An administrator needs to examine FTP commands being passed to a server. What port should the administrator be monitoring?
A)19
B)20
C)21
D)22

Question

Quizplus · Accepted Answer

FTP uses port 21 for command and control traffic. Port 20 is used for data transfer, but the administrator is interested in examining the commands being passed, not the data being transferred. Therefore, the correct answer is port 21.

An Administrator Needs to Examine FTP Commands Being Passed to a Server